. >> cbs 5 reporter anne makovec has been following this developing story. this is a complicated fire for the crews to fight. >> reporter: yes. and one of the large problems that they had to deal with overnight is that there are other homes so close by as you can see here. ben venue avenue is still closed down and will be for several hours after this fire in a duplex. five people lived in that building all of them were able to get out safely. but you can see how spectacular the fire was from some of these pictures we found on the website for the daily cal. the fire broke out just after midnight. of the five people that were in the home, one woman was in a wheelchair. she had to be helped out by police. but again, no injuries to report. homes around the building had to be evacuated because firefighters were afraid that this was going to spread. those people have since been allowed back in after part of the home that was initially the source of this fire collapsed. >> so during the firefight there was a collapse of the roof and second floor which resulted in u